title: Clinical radiology quiz.
authors.forename: P M
authors.initials: PM
authors.lastname: Som
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D009669:Nose Neoplasms / Q000175:diagnosis*; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis*